i have been given the attached question to work through and i just cant get my head around it (sorry its an attachment, i can not work out how to display it within this message).
i have been given the attached question to work through and i just cant get my head around it (sorry its an attachment, i can not work out how to display it within this message).
any help/pointers you could give would be great
thanks
i think, there was a mistake.. Q is not 2.5t but (5-2.5t)
anyways, i'll put a solution here..
i have to find the temp at time if when t=0 using
and the integrating factor is given by
so,
the integral part can be solved using integration by parts once..